conserning the "Tally, Shay, David, and Maddy" topics

Incase you're wondering about topics about the characters listed in the title, here's the deal.
1. Tally and Shay topics shall be for them in each book. Like, in this forum, we'll discuss the Special Tally and Shay.
2. As for David and Maddy, we'll just discuss the way they were in those books.